Submission

Score: 100

User: Phat12

Problemset: ผลรวมตัวเลข

Language: cpp

Time: 0.002 second

Submitted On: 2025-08-24 15:58:25

#include <bits/stdc++.h>
#define all(x) x.begin(),x.end()
#define rizz ios_base::sync_with_stdio(false);cin.tie(nullptr)
#define int long long
const int MOD = 1e9+7;
const int diri[] = {0,0,-1,1};
const int dirj[] = {1,-1,0,0};
using namespace std;
template<class T>
using minheap = priority_queue<T,vector<T>,greater<T>>;
using pii = pair<int,int>;
int32_t main(){
    rizz;
    int n,m;
    cin >> n >> m;
    int sum=0;
    for (int i=n;i<m;i++){
        if (i%2==0 || i%3==0) sum+=i;
    }
    cout << sum;
    return 0;
}